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Porsche 996 DME Pinouts and Connectors


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I believe this is the DME 5.2.2 can anyone confirm because pin 58 has me a little confused.

1 - Heating of HO2S after TWC

2 - Idle air control valve, closing coil

3 - Fuel injector, cylinder 1

4 - Fuel injector, cylinder 2

5 - Fuel injector, cylinder 3

6 - Ground point 9

7 - EVAP canister shutoff valve

8 - Check Engine MIL

9 - not assigned

10 - not assigned

11 - not assigned

12 - Crash signal (airbag)

13 - knock sensor 1 (cyl. 1-3)

14 - Medium pressure switch (A/C)

15 - Intake air temperature sensor

16 - Engine compartment temperature sensor

17 - Signal, mass air flow sensor

18 - Signal, H02S 2 ahead of TWC

19 - Signal, HO2S 1 ahead of TWC

20 - Ground, speed sender

21 - Signal, camshaft position sensor 1 + 2

22 - Ignition coil, cyl. 4 terminal 1

23 - Ignition coil, cyl. 3 terminal 1

24 - Ignition coil, cyl. 5 terminal 1

25 - Camshaft adjustment, bank 2

26 - Terminal 30

27 - Triggering of DME relay, terminal 85

28 - Ground, electronic system (shield)

29 - Idle air control valve opening coil

30 - Heating of HO2S ahead of TWC

31 - Fuel injector, cylinder 6

32 - Fuel injector, cylinder 4

33 - Fuel injector, cylinder 5

34 - Ground, sender

35 - Coolant fan, stage 1

36 - Coolant fan, stage 2

37 - Triggering of relay (terminal 85), secondary air pump

38 - Version coding (ground for Tiptronic)

39 - Fuel reserve pilot light

40 - not assigned

41 - Knock sensor 2 (cyl. 4-6)

42 - Automatic I/M test

43 - not assigned

44 - Signal, throttle position sensor

45 - Ground, mass air flow sensor

46 - Ground, oxygen sensors

47 - 5-volt supply for mass air flow sensor

48 - Nominal engine torque to TC control module

49 - Ignition coil, cyl. 1 terminal 1

50 - Ignition coil, cyl. 6 terminal 1

51 - Ignition coil, cyl. 2 terminal 1

52 - Camshaft adjustment, bank 1

53 - 5-volt supply, throttle position sensor

54 - Voltage supply for various components

55 - Ground, ignition

56 - Terminal 15

57 - not assigned

58 - Actual engine torque from TC control module

59 - Tuning flap (intake manifold switchover)

60 - Programming voltage

61 - EVAP canister purge valve

62 - A/C compressor On

63 - Triggering of fuel pump relay (terminal 85)

64 - not assigned

65 - Relay of engine compartment purge fan (terminal 85)

66 - Start-inhibit relay (terminal 85)

67 - not assigned

68 - Position switch/clutch switch

69 - A/C compressor requirement

70 - not assigned

71 - Ground, knock sensors

72 - Tank pressure sensor

73 - Oil temperature sensor

74 - Engine coolant temperature sensor

75 - not assigned

76 - Signal, H025 2 after TWC

77 - Signal, H025 1 after TWC

78 - Signal, rpm crankshaft position sensor

79 - Speed signal from ABS control module

80 - Speed signal output

81 - not assigned

82 - Coolant level

83 - Fuel gauge

84 - not assigned

85 - CAN low

86 - CAN high

87 - L wire

88 - K wire

Thanks,

D.

post-45039-1250486225_thumb.png

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